SKELETAL SYSTEM

Question 1

study of bone as tissue- its composition, functions, development, and grows

Answer 1

osteology

Question 2

function of bones

Answer 2

support
protection
hematopoietic function
storage
leverage

Question 3

function of bones and skeleton responsible for blood cell production

Answer 3

hematopoietic function

Question 4

hard, dense connective tissue that forms most of the adult skeleton, the internal support structure of the body

Answer 4

osseous tissue

Question 5

stem cells that give rise to most other bone cell types, occur in endosteum, resulting to osteoblasts

Answer 5

osteogenic cells

Question 6

bone-forming cells wherein it promotes bone mineralization and synthesize of organic matter

Answer 6

osteoblasts

Question 7

process of producing bone

Answer 7

osteogenesis

Question 8

former osteoblasts trapped in the matrix and resides in lacunae which are interconnected by canaliculi

Answer 8

osteocytes

Question 9

bone-dissolving/resorbing cells

Answer 9

osteoclasts

Question 10

process of dissolving or resorbing bone

Answer 10

osteolysis

Question 11

makes up 1/3 of bone and is for toughness and elasticity of the bone; made up of collagen, carbohydrates, fats, and proteins

Answer 11

organic elements

Question 12

makes up 2/3 of bone and is responsible for hardness and brittleness; made up of hydroxyapatite (calcium salts, phosphate, carbonates)

Answer 12

inorganic elements

Question 13

characteristics of bone

Answer 13

peritoneum
articular cartilage
endosteum
bone marrow
nutrient blood vessels

Question 14

characteristic of bone that is vascular and is for protection, nutrition, repair and regeneration

Answer 14

peritoneum

Question 15

characteristic of a bone that comes in contact with another bone to form a joint

Answer 15

articular cartilage

Question 16

bone marrow inner membrane

Answer 16

endosteum

Question 17

connective tissue found within bones

Answer 17

bone marrow

Question 18

type of bone marrow responsible for red blood cell production

Answer 18

red bone marrow

Question 19

type of bone marrow responsible for storage of fat

Answer 19

yellow bone marrow

Question 20

nutrient foramen

Answer 20

a hole where nutrient blood vessel supplies the whole bone

Question 21

microscopic appearance of a bone that is radiopaque

Answer 21

compact or dense bone

Question 22

microscopic appearance of bone that is radioluscent

Answer 22

trabecular or spongy or cancellous bone

Question 23

formed by the direct formation of condensed mesenchyme and resembles spongy bone that is formed inside a fibrous membrane; seen on flat bones

Answer 23

intramembranous or mesenchymal or dermal bone

Question 24

shape of bones that for sustaining the weight of the trunk and is seen in clavicles, humerus, radius, etc.

Answer 24

long bone

Question 25

part of a long bone that is thick walled and has a large space called medullary cavity filled with yellow bone marrow

Answer 25

shaft or diaphysis

Question 26

part of a long bone that has red bone marrow

Answer 26

epiphysis

Question 27

shape of bone that is cuboidal and is intended for strength and compactness

Answer 27

short bones

Question 28

small bones that form within some tendons in response to strain

Answer 28

sesamoid bones

Question 29

shape of bon that is for extensive protection of organs

Answer 29

flat bones

Question 30

bone that is in long axis

Answer 30

axial skeleton

Question 31

bone that is in lateral area

Answer 31

appendicular skeleton

Question 32

total number of axial skeleton bones

Answer 32

80

Question 33

enumerate number of bones in axial skeleton

Answer 33

skull - 22
ear ossicle - 6
hyoid bone - 1
vertebral column - 26
ribs - 12 x 2 = 24
sternum - 1

Question 34

how many bones in appendicular skeleton

Answer 34

26

Question 35

how many bones in the upper extremity

Answer 35

64

Question 36

how many bones in the lower extremity

Answer 36

62